https://youtube.com/watch?v=UqrEaG4HCgs%3Fversion%3D3%26rel%3D1%26fs%3D1%26autohide%3D2%26showsearch%3D0%26showinfo%3D1%26iv_load_policy%3D1%26wmode%3Dtransparent

Can there be light below the surface of the Earth, without any exposure to the Sun? Surprisingly, the answer is YES. By Robert Sepehr Bioluminescent organisms have the ability to glow almost like magic. Many organisms use their natural ability to produce light to trick predators, to attract mates and even to communicate. The word…

via Inner earth glows like in the movie Avatar — The Event Chronicle